-- Branch mine script for Turtles
-- Written by iPeer

-- Args:
-- branch length spacing number

local targs = { ... }
local len = tonumber(targs[1]) or 20
local spacing = tonumber(targs[2]) or 3
local num = tonumber(targs[3]) or 5

print("Doing "..num.." branches of "..len.." with "..spacing.." blocks between them.")

for branch = 1, num, 1 do
  print("Branch "..branch.."/"..num)
  for move = 1, len do
    while turtle.detect() do
      turtle.dig()
      sleep(0.5)
    end
    if turtle.detectUp() then
      turtle.digUp()
    end
    turtle.forward()
    if turtle.detectUp() then
      turtle.digUp()
    end
  end
  turtle.turnLeft()
  turtle.turnLeft()
  for back = 1, len do
    turtle.forward()
  end

  if branch > 1 then -- Returning to the chest
    turtle.turnRight()
    for x = 2, branch do
      for i = 0, spacing do
        turtle.forward()
      end
    end
    turtle.turnLeft()
  end

  for slot = 1, 16 do
    turtle.select(slot)
    turtle.drop()
  end

  turtle.turnLeft()
  if branch < num then
    for x = 1, branch do
      for i = 0, spacing do
        while turtle.detect() do
          turtle.dig()
          if turtle.detectUp() then
             turtle.digUp()
          end
        end
        turtle.forward()
      end
    end
  end
  turtle.turnLeft()
end
print("End.")